Open interest in 6500 & 6600 call options together is currently 8,632,100, up by 898,500 from Thursday's closing. Open interest in 6400 and 6500 put is currently 8,632,100, up by 4,500,500.
Out of all put options, 6400 put options gained maximum open interest.
Yesterday the Put Call Ratio (ratio of total open interest in puts & total open interest in calls) of current month Nifty option was 1.44. After addition of today's open interest to puts, it is evident that PCR is inching ahead and it will provide support to the market as more and more puts are sold at this level.